<template>
  <div style="border: 1px solid #ccc">
    <Toolbar style="border-bottom: 1px solid #ccc" :editor="editorRef" :defaultConfig="toolbarConfig" :mode="mode" />
    <Editor style="height: 500px; overflow-y: hidden;" v-model="valueHtml" :defaultConfig="editorConfig" :mode="mode"
      @onCreated="handleCreated" @onChange="handleChanged"/>
  </div>
</template>

<script setup>
import '@wangeditor/editor/dist/css/style.css' // 引入 css
import { onBeforeUnmount, ref, shallowRef, onMounted, watch, defineEmits } from 'vue'
import { Editor, Toolbar } from '@wangeditor/editor-for-vue'

const props = defineProps({
  valueHtml: String
})

const emit = defineEmits(['setArticleHTML']);
const valueHtml = ref('')

// 编辑器实例，必须用 shallowRef
const editorRef = shallowRef()

// 内容 HTML

const toolbarConfig = {

}

const editorConfig = {  MENU_CONF: {} }
editorConfig.MENU_CONF['codeSelectLang'] = {
  // 代码语言
  codeLangs: [
    { text: 'CSS', value: 'css' },
    { text: 'HTML', value: 'html' },
    { text: 'JS', value: 'javascript' },
    { text: 'python', value: 'python' },
    { text: 'java', value: 'java' },
    // 其他
  ]
}
// 组件销毁时，也及时销毁编辑器
onBeforeUnmount(() => {
  const editor = editorRef.value
  if (editor == null) return
  editor.destroy()
})

const handleCreated = (editor) => {
  editorRef.value = editor // 记录 editor 实例，重要！
}

const handleChanged = (editor) => {
  emit('setArticleHTML', valueHtml.value);
  // console.log(valueHtml.value);
}

</script>    